{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2012:XRCDKS5K7NGV4JE4CRLSRE2LTP","short_pith_number":"pith:XRCDKS5K","schema_version":"1.0","canonical_sha256":"bc44354baafb4d5e249c145728934b9bdbc89be6a31450d7526f75c9d39db376","source":{"kind":"arxiv","id":"1203.6332","version":2},"attestation_state":"computed","paper":{"title":"Two-electron dephasing in single Si and GaAs quantum dots","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["quant-ph"],"primary_cat":"cond-mat.mes-hall","authors_text":"John King Gamble, Mark Friesen, S. N. Coppersmith, Xuedong Hu","submitted_at":"2012-03-28T18:36:58Z","abstract_excerpt":"We study the dephasing of two-electron states in a single quantum dot in both GaAs and Si. We investigate dephasing induced by electron-phonon coupling and by charge noise analytically for pure orbital excitations in GaAs and Si, as well as for pure valley excitations in Si. In GaAs, polar optical phonons give rise to the most important contribution, leading to a typical dephasing rate of ~5.9 GHz. For Si, intervalley optical phonons lead to a typical dephasing rate of ~140 kHz for orbital excitations and ~1.1 MHz for valley excitations. For harmonic, disorder-free quantum dots, charge noise i"},"verification_status":{"content_addressed":true,"pith_receipt":true,"author_attested":false,"weak_author_claims":0,"strong_author_claims":0,"externally_anchored":false,"storage_verified":false,"citation_signatures":0,"replication_records":0,"graph_snapshot":true,"references_resolved":false,"formal_links_present":false},"canonical_record":{"source":{"id":"1203.6332","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2012-03-28T18:36:58Z","cross_cats_sorted":["quant-ph"],"title_canon_sha256":"7d3a41b9d27a0665cb2c1671850583173afade230f5563bc28858630137457f3","abstract_canon_sha256":"d46383f69c1ad52d03d2158e420ce7af7505d510e4141d323c88e17f79b9f3bf"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T03:15:06.613277Z","signature_b64":"djTCbZkmKTSNlwh1PjlUhSmE1W9YlKzQhKxsbl7I5lKTS0FfVn/V8DMdvlelmoXTrq8z/ZWQ08qdQdHKtpfJAA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"bc44354baafb4d5e249c145728934b9bdbc89be6a31450d7526f75c9d39db376","last_reissued_at":"2026-05-18T03:15:06.612145Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T03:15:06.612145Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Two-electron dephasing in single Si and GaAs quantum dots","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["quant-ph"],"primary_cat":"cond-mat.mes-hall","authors_text":"John King Gamble, Mark Friesen, S. N. Coppersmith, Xuedong Hu","submitted_at":"2012-03-28T18:36:58Z","abstract_excerpt":"We study the dephasing of two-electron states in a single quantum dot in both GaAs and Si. We investigate dephasing induced by electron-phonon coupling and by charge noise analytically for pure orbital excitations in GaAs and Si, as well as for pure valley excitations in Si. In GaAs, polar optical phonons give rise to the most important contribution, leading to a typical dephasing rate of ~5.9 GHz. For Si, intervalley optical phonons lead to a typical dephasing rate of ~140 kHz for orbital excitations and ~1.1 MHz for valley excitations. For harmonic, disorder-free quantum dots, charge noise i"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1203.6332","kind":"arxiv","version":2},"verdict":{"id":null,"model_set":{},"created_at":null,"strongest_claim":"","one_line_summary":"","pipeline_version":null,"weakest_assumption":"","pith_extraction_headline":""},"references":{"count":0,"sample":[],"resolved_work":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57","internal_anchors":0},"formal_canon":{"evidence_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"author_claims":{"count":0,"strong_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"builder_version":"pith-number-builder-2026-05-17-v1"},"aliases":[{"alias_kind":"arxiv","alias_value":"1203.6332","created_at":"2026-05-18T03:15:06.612312+00:00"},{"alias_kind":"arxiv_version","alias_value":"1203.6332v2","created_at":"2026-05-18T03:15:06.612312+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1203.6332","created_at":"2026-05-18T03:15:06.612312+00:00"},{"alias_kind":"pith_short_12","alias_value":"XRCDKS5K7NGV","created_at":"2026-05-18T12:27:27.928770+00:00"},{"alias_kind":"pith_short_16","alias_value":"XRCDKS5K7NGV4JE4","created_at":"2026-05-18T12:27:27.928770+00:00"},{"alias_kind":"pith_short_8","alias_value":"XRCDKS5K","created_at":"2026-05-18T12:27:27.928770+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":1,"internal_anchor_count":1,"sample":[{"citing_arxiv_id":"2605.19873","citing_title":"Twisted light generates robust many-body states for practical quantum computing","ref_index":27,"is_internal_anchor":true}]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/XRCDKS5K7NGV4JE4CRLSRE2LTP","json":"https://pith.science/pith/XRCDKS5K7NGV4JE4CRLSRE2LTP.json","graph_json":"https://pith.science/api/pith-number/XRCDKS5K7NGV4JE4CRLSRE2LTP/graph.json","events_json":"https://pith.science/api/pith-number/XRCDKS5K7NGV4JE4CRLSRE2LTP/events.json","paper":"https://pith.science/paper/XRCDKS5K"},"agent_actions":{"view_html":"https://pith.science/pith/XRCDKS5K7NGV4JE4CRLSRE2LTP","download_json":"https://pith.science/pith/XRCDKS5K7NGV4JE4CRLSRE2LTP.json","view_paper":"https://pith.science/paper/XRCDKS5K","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1203.6332&json=true","fetch_graph":"https://pith.science/api/pith-number/XRCDKS5K7NGV4JE4CRLSRE2LTP/graph.json","fetch_events":"https://pith.science/api/pith-number/XRCDKS5K7NGV4JE4CRLSRE2LTP/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/XRCDKS5K7NGV4JE4CRLSRE2LTP/action/timestamp_anchor","attest_storage":"https://pith.science/pith/XRCDKS5K7NGV4JE4CRLSRE2LTP/action/storage_attestation","attest_author":"https://pith.science/pith/XRCDKS5K7NGV4JE4CRLSRE2LTP/action/author_attestation","sign_citation":"https://pith.science/pith/XRCDKS5K7NGV4JE4CRLSRE2LTP/action/citation_signature","submit_replication":"https://pith.science/pith/XRCDKS5K7NGV4JE4CRLSRE2LTP/action/replication_record"}},"created_at":"2026-05-18T03:15:06.612312+00:00","updated_at":"2026-05-18T03:15:06.612312+00:00"}